13M HIMARS Study Guide questions
with correct answers
The carrier's alternator charges what? - correct answer ✔✔The carrier and
launcher batteries
This warning will be displayed if a failure occurs which prohibits an active fire
mission from completing, or from being performed if none is active. - correct
answer ✔✔Critical Failure
What is the maximum ground slope for the firing of all munitions? - correct
answer ✔✔89 mils
The RMU stores system ____ and database information. - correct answer
✔✔Software
When vehicle power switch is set to on and the universal gunner's display unit is
off, the fire control system volt gauge should read a minimum of : - correct answer
✔✔24 VDC
What is a "dud fuse"? - correct answer ✔✔When the rocket fuses are tested by
the FCS and fuse fails the test (Safety care)
The section chief must record what data concerning the RRPR (M28A1)
ammunition for the LFX? - correct answer ✔✔Rocket Serial number and Lot
number
,A "Hang fire" occurs when - correct answer ✔✔An attempt was made to fire the
rocket and the FCS did not detect squib current
There are ______ classes of built-in-test Diagnostics? - correct answer ✔✔4
Power on self test
Background bit and event verification test
Commanded built in test
Launcher interface unit LRU status
How many and what are the parts of the Hydraulic control system? - correct
answer ✔✔12
Hydraulic Pump
Speed-Increasing Gearbox
hydraulic Reservoir
hydraulic fluid Heat Exchanger
Distribution Manifold
Azimuth Drive Motor
Hydraulic Swivel
Elevation Manifold
Elevation Actuator
Reload Manifold
Boom Motor
Hoist Motor
, Normal operating vehicle air pressure should be - correct answer ✔✔75-120 psi
The hydraulic reservoir stores approximately ____ of hydraulic fluid for system
operation - correct answer ✔✔4.1 gal.
IAW TM 9-2330-310-14&P, when preparing for C-130 transport the Maximum
height of the highest point of the Launcher will be inches. - correct answer
✔✔105
The Fire Mission database can hold up to _________fire-missions. - correct
answer ✔✔12
Before entering and exiting the Commanded Built In Test (CBIT) Mode,
__________ must be completed. - correct answer ✔✔INITIALIZATION
A hard shut down can result in - correct answer ✔✔Corrupted software of the
ruggedized memory unit (RMU) and Corrupted data files
What is the minimum distance allowed between firing points? - correct answer
✔✔500 meters
CAFU filter must be changed ___ weeks after installation. - correct answer ✔✔52
How many mils should you raise the LM in order to deploy the jury struts? -
correct answer ✔✔212
with correct answers
The carrier's alternator charges what? - correct answer ✔✔The carrier and
launcher batteries
This warning will be displayed if a failure occurs which prohibits an active fire
mission from completing, or from being performed if none is active. - correct
answer ✔✔Critical Failure
What is the maximum ground slope for the firing of all munitions? - correct
answer ✔✔89 mils
The RMU stores system ____ and database information. - correct answer
✔✔Software
When vehicle power switch is set to on and the universal gunner's display unit is
off, the fire control system volt gauge should read a minimum of : - correct answer
✔✔24 VDC
What is a "dud fuse"? - correct answer ✔✔When the rocket fuses are tested by
the FCS and fuse fails the test (Safety care)
The section chief must record what data concerning the RRPR (M28A1)
ammunition for the LFX? - correct answer ✔✔Rocket Serial number and Lot
number
,A "Hang fire" occurs when - correct answer ✔✔An attempt was made to fire the
rocket and the FCS did not detect squib current
There are ______ classes of built-in-test Diagnostics? - correct answer ✔✔4
Power on self test
Background bit and event verification test
Commanded built in test
Launcher interface unit LRU status
How many and what are the parts of the Hydraulic control system? - correct
answer ✔✔12
Hydraulic Pump
Speed-Increasing Gearbox
hydraulic Reservoir
hydraulic fluid Heat Exchanger
Distribution Manifold
Azimuth Drive Motor
Hydraulic Swivel
Elevation Manifold
Elevation Actuator
Reload Manifold
Boom Motor
Hoist Motor
, Normal operating vehicle air pressure should be - correct answer ✔✔75-120 psi
The hydraulic reservoir stores approximately ____ of hydraulic fluid for system
operation - correct answer ✔✔4.1 gal.
IAW TM 9-2330-310-14&P, when preparing for C-130 transport the Maximum
height of the highest point of the Launcher will be inches. - correct answer
✔✔105
The Fire Mission database can hold up to _________fire-missions. - correct
answer ✔✔12
Before entering and exiting the Commanded Built In Test (CBIT) Mode,
__________ must be completed. - correct answer ✔✔INITIALIZATION
A hard shut down can result in - correct answer ✔✔Corrupted software of the
ruggedized memory unit (RMU) and Corrupted data files
What is the minimum distance allowed between firing points? - correct answer
✔✔500 meters
CAFU filter must be changed ___ weeks after installation. - correct answer ✔✔52
How many mils should you raise the LM in order to deploy the jury struts? -
correct answer ✔✔212
